405071044

素因数分解:

$2^2\times 7^2\times {\mathrm{421}}^1\times {\mathrm{4909}}^1$

素因数の和:5348

約数の個数: 36

約数和(自身を含む): 826735980

約数和(自身を除く): 421664936

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 421, 842, 1684, 2947, 4909, 5894, 9818, 11788, 19636, 20629, 34363, 41258, 68726, 82516, 137452, 240541, 481082, 962164, 2066689, 4133378, 8266756, 14466823, 28933646, 57867292, 101267761, 202535522, 405071044]

約数ペア:

[(1, 405071044), (2, 202535522), (4, 101267761), (7, 57867292), (14, 28933646), (28, 14466823), (49, 8266756), (98, 4133378), (196, 2066689), (421, 962164), (842, 481082), (1684, 240541), (2947, 137452), (4909, 82516), (5894, 68726), (9818, 41258), (11788, 34363), (19636, 20629)]